diff --git a/CHANGELOG.md b/CHANGELOG.md
index 99f1ea7da..64dc9998b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@ FEATURES:
 
 - add support for signing via Ledger Nano
 
+IMPROVEMENTS:
+
+- linting and comments
+
 ## 0.3.0 (September 22, 2017)
 
 BREAKING CHANGES:
diff --git a/version.go b/version.go
index 23d065446..585d7e0d7 100644
--- a/version.go
+++ b/version.go
@@ -1,3 +1,3 @@
 package crypto
 
-const Version = "0.3.0"
+const Version = "0.4.0"